# Scale vs Scale Conversion Calculator

The clearest difference is price: Scale Conversion Calculator at Free against Scale's $4.99. Scale Conversion Calculator also leads on review sentiment (100% vs 67%) and rating (4.5 vs 4.2). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Scale Conversion Calculator is free to download; Scale costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scale Conversion Calculator holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews point the same way: 67% of Scale's written reviews are positive against 100% of Scale Conversion Calculator's.

Scale ships an update every 8 days, Scale Conversion Calculator every 5 days. The most recent releases landed on October 18, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Scale | Scale Conversion Calculator |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/scale-o-tron/id1441824327/reviews) | **[4.5 (4 ratings)](https://appshunter.io/ios/app/scale-conversion-calculator/id1528811624/reviews)** |
| Number of ratings | **5** | 4 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 5 days** |
| Monetization | Paid | **Free** |
| Size | 3 MB | 20 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mizmovac, Inc](https://appshunter.io/developer/1441824326) | [TMS International LLC](https://appshunter.io/developer/1526562863) |

## What reviewers say

### Scale

[App page](https://appshunter.io/ios/app/scale-o-tron/id1441824327)

This tool simplifies scaling and unit conversions for creators. It offers a vast library of scales and units, allowing for seamless adjustments and precise calculations. Customize the interface to match your workflow and focus on your projects.

**Highlights:** Extensive database of scales and units, Customizable scales and units, Imperial and metric conversions, Fractional and decimal rounding, Conversion history, Customizable buttons

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Scale Conversion Calculator

[App page](https://appshunter.io/ios/app/scale-conversion-calculator/id1528811624)

This utility app facilitates weight conversions between Metric, Gross, and Net tons. It also allows for the calculation of price rates based on weight and other related calculations.

**Highlights:** Metric ton conversion, Gross ton conversion, Net ton conversion, Price rate per weight calculation, Other weight-related calculations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scale free?

Scale costs $4.99, with no in-app purchases.

### Is Scale Conversion Calculator free?

Scale Conversion Calculator is free to download, with no in-app purchases.

### Which has better reviews, Scale or Scale Conversion Calculator?

Scale Conversion Calculator is rated higher. Scale averages 4.2 out of 5 from 5 ratings, while Scale Conversion Calculator averages 4.5 from 4 ratings.

### Do Scale or Scale Conversion Calculator have ads?

Neither Scale nor Scale Conversion Calculator shows ads.

### Which is updated more often, Scale or Scale Conversion Calculator?

Scale ships an update every 8 days, and Scale Conversion Calculator every 5 days. Most recently, Scale was updated on October 18, 2026 and Scale Conversion Calculator on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*